<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script type="text/javascript" src="index.js"></script>
    <script type="text/javascript" src="../ife31data.js"></script>
    <style>
        table {
            margin-top: 10px;
        }
        
        #table-wrapper tr,
        #table-wrapper th,
        #table-wrapper td,
        table {
            border-collapse: collapse;
            border: 1px solid #000000;
        }
    </style>
</head>

<body>
    地区：<select id="region-select">
        <option value="华东">华东</option>
        <option value="华南">华南</option>
        <option value="华北">华北</option>
    </select> 商品：
    <select id="product-select">
        <option value="手机">手机</option>
        <option value="笔记本">笔记本</option>
        <option value="智能音箱">智能音箱</option>
    </select>

    <div id="table-wrapper">
        <table id="table">
        </table>
    </div>
</body>

</html>